Convective heating tray



FIG. 1 is a perspective view of a convective heating tray showing ournew design.

FIG. 2 is a top plan view thereof;

FIG. 3 is a cross-sectional view thereof on an enlarged scale takenalong line 3--3 of FIG. 2;

FIG. 4 is a cross-sectional view thereof on an enlarged scale takenalong line 4--4 of FIG. 2; and

FIG. 5 is a bottom plan view thereof.

The ornamental design for a convective heating tray, as shown anddescribed.